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using System.Linq;
using Disibox.Data.Entities;
using Disibox.Utils;
using Microsoft.WindowsAzure;
using Microsoft.WindowsAzure.StorageClient;

namespace Disibox.Data
{
    public class DataContext<TEntity> : TableServiceContext where TEntity : BaseEntity
    {
        private readonly string _tableName;

        public DataContext(string tableName, string tableEndpointUri, StorageCredentials credentials)
            : base(tableEndpointUri, credentials)
        {
            // Requirements
            Require.NotNull(tableName, "tableName");

            _tableName = tableName;
        }

        public new IQueryable<TEntity> Entities
        {
            get { return CreateQuery<TEntity>(_tableName); }
        }

        public void AddEntity(TEntity entity)
        {
            AddObject(_tableName, entity);
        }

        public void DeleteEntity(TEntity entity)
        {
            DeleteObject(entity);
        }

        public void UpdateEntity(TEntity entity)
        {
            UpdateObject(entity);
        }
    }
}